package com.springboot.springboot3.Mybatis.service;

import com.springboot.springboot3.bean.City;

/**
 * @ClassName:
 * @author: CKC
 * @DateTime: 2021/1/29 10:01
 */

public interface CityService {
    
    City getById(Long id);
    
    void save(City city);
    
}
